For two decades, scientists have known the biochemical factors that trigger penile erection, but not what's needed to maintain one. Now an article by Johns Hopkins researchers, scheduled to be ...

What Exactly Is Dehydration? We talk about dehydration when the body lacks water and essential minerals. It’s particularly ...

Small concentrations of it dissolved in a vase of water can double the shelf life of cut flowers, researchers have found. The droop-delaying substance is sildenafil, sold under the brand name Viagra - ...

Have you ever wondered how penile erection works but never dared to ask? Well, imagine a dry sponge in a condom. Now pour water on the sponge (that’s the blood flowing in). There you have it. This ...

Unlike phosphodiesterase (PDE) inhibitors such as Viagra (sildenafil), Eroxon shouldn't take nearly as long to work. According to the Eroxon website, the application of the gel should take only 15 ...

Also known as erectile dysfunction, or impotence, erectile disorder (ED) is the inability to get or maintain an erection that is firm enough for sexual intercourse or other satisfying sexual activity.

Whatever its intensity, it should never be considered "normal." To understand why erections can become painful, it's helpful ...